401k 2024 Contribution Limit Irs After Tax. Use our calculator to estimate your future balance. In 2024, you can contribute up to $23,000 to your 401 (k).
$19,500 in 2020 and 2021 and $19,000 in 2019), plus $7,500 in 2023; The limit on employer and employee contributions is $69,000.